| r0.c0 | Other income, other, specification total/Other income, other | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | ocw-dm:OtherIncomeSpecificationComponentMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c1 | Other income, other, specification total/Other income, other | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | ocw-dm:OtherIncomeSpecificationComponentMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c2 | Other income, other, specification total/Current | | | | N/A | N/A | * | xs:date('2017-01-01')/xs:date('2017-12-31') | N/A |
| r0.c3 | Other income, other, specification total/Previous | | | | N/A | N/A | * | xs:date('2016-01-01')/xs:date('2016-12-31') | N/A |
| r1.c0 | ocw-table_NotesOtherIncomeOtherSpecification-y/Other income, other | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | ocw-dm:OtherIncomeSpecificationComponentMember | * | N/A | venj-bw2-dm:SeparateMember |
| r1.c1 | ocw-table_NotesOtherIncomeOtherSpecification-y/Other income, other | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | ocw-dm:OtherIncomeSpecificationComponentMember | * | N/A | venj-bw2-dm:SeparateMember |
| r1.c2 | ocw-table_NotesOtherIncomeOtherSpecification-y/Current | | | | N/A | N/A | * | xs:date('2017-01-01')/xs:date('2017-12-31') | N/A |
| r1.c3 | ocw-table_NotesOtherIncomeOtherSpecification-y/Previous | | | | N/A | N/A | * | xs:date('2016-01-01')/xs:date('2016-12-31') | N/A |